Used Keeley 4 Knob Compressor Effect Pedal

Used Keeley 4 Knob Compressor in great condition, offering studio-grade compression with controls for Sustain, Level, Attack, and Clipping. Ideal for guitarists seeking enhanced clarity and sustain, this pedal delivers transparent tone with low noise and true bypass switching. Powered by 9V battery or adapter, it’s perfect for both stage and studio settings, providing professional dynamics control in a compact, durable enclosure.